<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>500 error</title>
    <link href="{{ static_url('bootstrap/css/bootstrap.min.css') }}" rel="stylesheet" media="screen">
</head>
<body>
    <diV class="container">
        <h1>500 ERROR</h1>
        <p>服务器错误，请稍后再试</p>
        <a href="/">尝试返回首页</a>
    </diV>
</div>
</body>
</html>